
def init():
    lst = ['hello', 'world', 'python']
    print(lst)

    # 忽略大小写进行排序
    new_lst = sorted(lst, key=str.lower)
    print("new_lst", new_lst)

def test01():
    lst = [1, 2, 3, 4, 5]
    print(lst.reverse())

def test02():
    t = (10)
    print(type(t))

    t = (10,)
    print(type(t))

    t = (10, 20, 30)
    print(type(t))

if __name__ == '__main__':
    # init()
    # test01()
    test02()
